نتایج جستجو برای: mining equipment

تعداد نتایج: 162214  

2011
Danellie Lynas Tim Horberry

Background: This paper focuses on human factors in the mining and the minerals industry in Australia. It begins by outlining some of the key aspects of this occupational domain from a user-centred design or human element perspective. Within the industry, significant variation exists in terms of equipment used, mine designs, company policy and equipment procurement and modification procedures. T...

2016
Rahul Upadhyay Suprakash Gupta

Design of blasting parameters plays an important role in the optimization of mining cost as well as cost of subsequent processing of ore. Drilling and handling costs are the major mining cost. This work presents an indirect optimization model for mining cost, through optimization of blasting parameters for a particular set of drilling and loading equipment.

2008
Hongqin Fan Simaan AbouRizk Hyoungkwan Kim Osmar Zaïane

Construction equipment constitutes a significant portion of investment in fixed assets by large contractors. To make the right decisions on equipment repair, rebuilding, disposal, or equipment fleet optimization to maximize the return of investment, the contractors need to predict the residual value of heavy construction equipment to an acceptable level of accuracy. Current practice of using ru...

Journal: :American Journal of Industrial and Business Management 2014

Journal: :EPI international journal of engineering 2022

There are many factors that affect the productivity of mining equipment, one which is condition equipment when it used. Knowing machines on mandatory for supervisors in activities. In analyzing data large quantities requires a lot energy and time, so classification model needed can categorize based its performance. Data Mining process uses statistical, mathematical, artificial intelligence mach...

2017
Ruben Recabarren Bogdan Carbunar

Stratum, the de-facto mining communication protocol used by blockchain based cryptocurrency systems, enables miners to reliably and efficiently fetch jobs from mining pool servers. In this paper we exploit Stratum’s lack of encryption to develop passive and active attacks on Bitcoin’s mining protocol, with important implications on the privacy, security and even safety of mining equipment owner...

Journal: :PoPETs 2017
Ruben Recabarren Bogdan Carbunar

Stratum, the de-facto mining communication protocol used by blockchain based cryptocurrency systems, enables miners to reliably and efficiently fetch jobs from mining pool servers. In this paper we exploit Stratum’s lack of encryption to develop passive and active attacks on Bitcoin’s mining protocol, with important implications on the privacy, security and even safety of mining equipment owner...

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